Why are my emails going to the promotions tab in Gmail? - Knowledge Base

Summary

Embedding vCard links in welcome emails requires careful consideration of various factors. Marketers suggest strategies such as attaching or linking vCards, with some favoring direct integration of contact details within the email for user convenience. A clear call to action and explanation of benefits can improve adoption. Technical documentation emphasizes proper formatting, MIME type, and UTF-8 encoding for broad compatibility. GDPR compliance is crucial for data handling. Experts warn about potential spam flags and rendering issues in older email clients, necessitating testing and caution. Performance should be tracked through download metrics and alternative contact methods provided for those who don't use vCards. A/B testing can help determine if vCards are the best option for your audience.

Key findings

Engagement: Clear calls to action increase vCard usage.
Compatibility: Ensure compatibility across email clients and devices via MIME type, encoding and formatting.
Reputation: Improper vCard use may harm sender reputation, or not render correctly in older clients.
Version: Accepted vCard version is 4.0
Mobile: Ensure the vCard is accessible and downloads quickly on mobile devices.

Key considerations

GDPR: Ensure GDPR compliance for data storage and handling.
Alternative methods: Have alternatives available for those who do not want to use vCards.
Performance: Track download metrics of the card to measure performance.
Placement: Place the link high up the email for maximum visibility
User Experience: Ensure the process of downloading and saving a card is simple and understood.

What email marketers say

13 marketer opinions

Embedding vCard links in welcome emails involves several best practices. Marketers suggest various approaches, including attaching vCards, linking to them, or integrating contact details directly into the email design. Clear calls to action and explanations of the benefits are recommended. Ensuring accessibility on mobile devices and optimizing file sizes are important. Providing alternative contact methods and personalizing vCards can enhance the user experience. Compliance with GDPR is essential when handling contact information. A/B testing and tracking downloads can help measure effectiveness. Testing compatibility across different email clients and devices is crucial. Making the download process clear is important to avoid friction. Experts also mention that caution should be used, as it can be considered spam or not render properly in older email clients.

Key opinions

Attachment vs. Linking: While attaching vCards hasn't shown adverse effects in some cases, linking to them and integrating contact details directly might be preferable for better user experience.
Call to Action: A clear call to action explaining the benefits of adding the sender to the contact list is crucial for encouraging recipients to save the vCard.
Mobile Optimization: Ensure vCards are easily accessible on mobile devices and that file sizes are optimized for quick downloads.
Alternative Methods: Providing alternative contact methods, such as a text-based signature, can cater to users who prefer not to download vCards.
Personalization: Personalizing vCards with a professional headshot and company branding can enhance credibility and recognition.
Testing Compatibility: Thoroughly testing vCard compatibility across various email clients and devices is necessary to ensure proper functionality for all recipients.
Clear instructions: Making the process of saving the vCard very clear and easy to follow is important for a better end user experience.

Key considerations

GDPR Compliance: Ensure GDPR compliance when collecting and storing contact information via vCards.
A/B Testing: A/B test the inclusion of vCards against other methods of providing contact information to determine the most effective approach for your audience.
Tracking Downloads: Track vCard downloads to measure the effectiveness of this strategy and optimize future campaigns.
Prominent Placement: Place the vCard link prominently within the email body, ideally above the fold, to maximize visibility.
Spam reputation: vCards can cause recipients to mark you as spam harming your reputation.
Potential Rendering Issues: vCards might not render properly on older email clients and the file itself may be stripped from the email.

Marketer view

Marketer from Email Geeks shares that attaching vCards has not resulted in adverse results for his clients.

15 Mar 2025 - Email Geeks

Marketer view

Email marketer from Email Campaign Experts suggests A/B testing the inclusion of vCards against other methods of providing contact information to see which performs best with your audience.

18 Sep 2023 - Email Campaign Experts

What the experts say

2 expert opinions

Experts from Word to the Wise advise caution when embedding vCard links in welcome emails. Including vCards can lead to recipients marking the email as spam, especially if they are unfamiliar with the sender, which harms the sender's reputation. Older and smaller email clients may also render the attachment incorrectly, or the file may be stripped entirely.

Key opinions

Spam Risk: Including vCards can increase the risk of recipients marking the email as spam, negatively impacting sender reputation.
Rendering Issues: Older email clients may not render vCard attachments correctly, leading to a poor user experience or the file being removed.

Key considerations

Sender Reputation: Carefully consider the potential impact on sender reputation before including vCards.
Email Client Compatibility: Be aware that older email clients may not fully support vCard attachments, leading to display problems.

Expert view

Expert from Word to the Wise warns that including vCards might lead to recipients marking the email as spam if they are unfamiliar with the sender, potentially harming the sender's reputation.

29 Jul 2022 - Word to the Wise

Expert view

Expert from Word to the Wise suggests caution because older and smaller email clients may render the attachment incorrectly and the file itself may be stripped from the email.

9 Jul 2023 - Word to the Wise

What the documentation says

5 technical articles

Technical documentation emphasizes the importance of proper formatting, structure, and MIME type for vCard files to ensure compatibility and correct display across various email clients and devices. Using UTF-8 encoding is recommended for proper character display. The accepted format is vCard version 4.0 with standard data fields as documented by the vCard Association.

Key findings

Proper Formatting: Adhering to proper vCard formatting and structure is crucial for compatibility across iOS devices and other platforms.
MIME Type: Specifying the correct MIME type ('text/vcard') ensures proper handling by email clients.
UTF-8 Encoding: Using UTF-8 encoding ensures proper display of characters across different languages and systems.
vCard Version: The accepted vCard version is 4.0.

Key considerations

Client Compatibility: Consider how different email clients, like Outlook, handle vCard attachments to ensure correct display.
Encoding Standards: Using UTF-8 ensures all characters can be properly displayed.
Compliance: Ensure adherence to the vCard version standard to create a contact card.

Technical article

Documentation from Microsoft Support details how Outlook handles vCard attachments and suggests best practices for ensuring vCards are correctly displayed in the email client.

31 Oct 2024 - Microsoft Support

Technical article

Documentation from Apple Developer Documentation explains the proper formatting and structure for vCard files to ensure compatibility across iOS devices.

26 Jan 2022 - Apple Developer Documentation